Home / 18,717.14-25,829.67-10,333.64

Finding the Fourth Proportional to 18,717.14, 25,829.67 and 10,333.64

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Solution

The fourth proportional to 18,717.14, 25,829.67 and 10,333.64 is: 14,260.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,717.14 : 25,829.67 = 10,333.64 : x
  2. Step 2: Convert to fraction form
    18,717.14/25,829.67 = 10,333.64/x
  3. Step 3: Cross multiply
    18,717.14x = 25,829.67 × 10,333.64
  4. Step 4: Simplify right side
    18,717.14x = 266,914,511.10
  5. Step 5: Solve for x
    x = 266,914,511.10/18,717.14
  6. Step 6: Final answer
    x = 14,260.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.